Percent of population who volunteered and hours spent volunteering, by educational attainment Average hours per Percent who day for persons volunteered who volunteered Less than a high school diploma 2.8 2.6 High school diploma 4.8 2.2 Some college or associate degree 7.4 2.0 Bachelor's degree or higher 10.7 1.9 NOTE: Data include all persons age 25 and over and are averages for 2003-06. Volunteer activities are those done for no pay for or through an organization.